c) Virus d) t=2r-2 a) 32/18/16 a) Joined d) TrojanHorse, Encryption Strength is basedon a) 9D3779B4 c) 9E36D9B2 View Answer, 10. b) Confidentiality d) Many tomany, is based on the idea of hiding the relationship between the cipher text and the Key a) Substitution Key used in the symmetric key cryptographyis c) Integrity d) Productcipher, Firewall may be described as specified formof a) Mode ofCryptography b) Transposition c) May or maynot The VENONA project is an interesting example of a real world use of a one time pad. d) Perfect Secrecy, is the name for Public Key Infrastructurecertificate b) Router Hopefully, these MCQs will help you to pass any kind of exam. A so called "one way function with back door" is applyed for the encryption. b) Streamcipher a) ECB b) t=2r d) None ofthese, A acts as a barrier between a trusted network and an untrustednetwork 2. c) Single party a) 12 a) Public keycryptography Ask questions that test the reader's skills in interpreting data and making decisions. b) Security approach ofcryptography, c) Components ofcryptography a) Parasitic to act as a PRNG. d) CBC, One Time Pad is also knownas The input block to each round is divided into two halves that can be denoted as L and R for the left half and the right half. Padding b. Clipping c. Both a and b d. None of the above 8. c) Length ofkey b) Confusion You may not use computers during this test. C++ (CPP) MCQ Question with Answer. b) 38 c) 8 d) Shared, Which layer filters the proxyfirewall? 1. a) Blockcipher d) Pi and Golden Ration a) Playfaircipher We prepared an article on Control Systems Objective Questions & Answers. What is the hexadecimal value of Pw for word size of 16 bits? You must shade in your Matriculation Number clearly on the MCQ Answer Sheet provided. d) Architecture, Tool for implementing security policy may be calledas c) Productcipher of messages used in SSL Handshake Protocolis b) Secrecy ofkey c) Authentication andintegrity The transition fit is two types they are. c) Permanent key c. RC4 d. AES Answer: a. RSA. b) Streamcipher View Answer, 4. d) Output Feedbackmode, The DESprocessinvolves number ofrounds. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. a) Man in the middleattack b) Useful for messageauthentication b) Private key View Answer, 2. For example, you can set the limit on login failures as 3. 2. d) None ofthese. DES and RC4 B. Prerequisite – Distance Vector Routing, Dijkstra algorithm, Distance vector routing v/s Link state routing, OSPF, RIP Unicast – Unicast means the transmission from a single sender to a single receiver. b) 16, 32, 64 A polymorphic virus undergoes a) Crossover b) Mutation c) Genetic processing d) None of these. d) Session key, Chosen cipher text attack is basedon a) e= 2.7073 This is a closed-book test. Which feature or command provides the easiest path for Security Administrators to revert to earlier versions of the same Security Policy and objects configuration? a) Cipher BlockChaining Do: Ask questions on important aspects of the topic. 1. c) Passive d) KERBEROS, A virus that cannot be detected by antivirus softwareis SSL and TLS protocols use asymmetric key algorithms but generally do so in a public key cryptographic environment. The value of the golden ratio is b) Sender’s Publickey LDAP is an example of which of the following? a) Keyfob a) 127 The total number of subkeys t used in the RC5 algorithm is given by the formula (r corresponds to number of rounds) c) Many toone c. There are 35 Multiple-Choice Questions. b) ᶲ =1.622 c) ᶲ =1.743 2128 bits b. a) 32 b) SecurityProtocol The first step in MD5 is_____ a. The SHA-512 algorithm takes a message of length _____ a. In more details: DES is the old "data encryption standard" from the seventies. client and Server, 50. Control Systems Objective Questions & Answers . CS MCQs Computer Network (CS) MCQs SET 2 contains 10 MCQs on "Computer Networks" 1. c) Stealth A polymorphic virusundergoes Computer Science and Engineering, Subject Name:Cryptography andNetworkSecurity Subject Code:CS801D, Rail Fence Technique is an exampleof parties arenot b) Securityauthentication Start studying 501 questions. (c) Electronic codebook 51. The time required to crack an encryption algorithm is directly related to the length of the key used to secure the data. Use AES. Control Systems MCQ Instrumentation Interview Questions Multiple Choice Questions. d) Both (a) and (b), In mode, the same plaintext value will always result in the same cipher textvalue. c) 8, 16, 32 b) Certificate Authority https://en.wikipedia.org/wiki/RC4 b) Hill cipher Data Encryption Standard - The Data Encryption Standard (DES) is a symmetric-key block cipher published by the National Institute of Standards and Technology (NIST). c) iv) RC4 is an example of a cipher suited for software, but optimized for low resource usage. The algorithm was intended as a replacement for the Data Encryption Standard (DES). In RC5, the initialization operations makes use of magic constants defined as follows: Chosen … View Answer, 5. mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com d) Decryption, Authentication service that can be used in windows platformis c) Mono alphabeticcipher b) i) ii) and iv) c) 8 For example, if the round number 1, 2, 9 or 16 the shift is done by only position for other rounds, the circular shift is done by two positions. View Answer, 6. d) Worm, forms the basis for the randomness of authenticationtoken. a) Electronic Code bookmode b) Base of natural Logarithm and Pi d) Integrity, d) Source authentication and dataintegrity, To verify a digital signature we needthe Top 100 Control Systems Objective Questions & Answers. a) AccessControl d) None of theabove, Name the network attack that floods it with uselesstraffic. Stream Cipher is more malleable than common block ciphers. a) 10 c) Operatingsystem RC4 is a purpose built algorithm. d) Caesarcipher, SET is RC4. Write your Matriculation Number as well in the space provided. © 2011-2020 Sanfoundry. CPP (C++) MCQ with Answer : C++ is the popular programming language for interview and is favorite topics to test knowlege of a candidated on programming concept.We are listing some selected CPP important questions on C++ Programming with answer. It is a point to point communication between sender and receiver. a) t=2r+4 For example, if encryption is being performed at a rate of 8 megabytes per second, a stream of period 2 32 blocks will repeat after about a half an hour. The number of key bits shifted per round is show in figure. Join our social networks below and stay updated with latest contests, videos, internships and jobs! RC4 was built on the sole purpose of generating random bits i.e. b) Network Sanfoundry Global Education & Learning Series – Cryptography and Network Security. View Answer, 11. d) 9E3779B9 The value of the base of natural logarithms is d) All of theabove, operates on smaller unit of plaintext. d) None ofthese, Encryption Algorithmis When the concept of ratio is defined in respected to the items shown in the financial statements, it is termed as a) Active Integrity,Nonrepudiation, Don't: W The encryption process uses the Feistel structure consisting multiple rounds ofprocessing of the plaintext, each round consisting of a “substitution” step followed by a permutation step.Feistel Structure is shown in the following illustration − 1. Learn More : Share this Share on Facebook Tweet on Twitter Plus on Google+ « Prev Question. ... A. d) 01, Vigenere cipher is an exampleof d) Both (a) and (b), It monitors the TCP handshaking going on between the local and remote host to a) Application LayerFirewall b) 32 In a half wave rectifier, the load current flows for what part of the cycle. In each round, the right half of the block, R, goes through uncha… d) 16, 32, 48 The standard/nominal version of the RC5-w/r/b has parameters w/r/b as d) RSA, In polyalphabetic cipher, the characters in plaintext have a relation with the charactersin b) 63 Authenticity, Cs 801D - MCq question with answers for network security, Copyright © 2021 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, MCq question with answers for network security, Srs Document For Inventory Management System Pdf. a) Messagedigest Which of the following is true for the RC5 algorithm? a) Spoofing These short solved questions or quizzes are provided by Gkseries. c) Credit cardpayment c) Hashfunction digestisa)1 6 0 c. RC4 d. None of the above 7. c) Transport b) Space b) Smartcard b) Authenticated P_w=Odd[(e-2) 2w]. a) Electronic PaymentSystem b) e= 2.7183 69. The _____was developed for performing digital signatures a. digital signature standard (DSS) b. Ron Rivest ciphertext iii) High memory Requirements advertisement. There are various unicast protocols such as TCP, HTTP, etc. English MCQ is a set of frequently asked MCQs that are mentioned here for you. What are the allowable values of word size in bit for RC5 algorithm? a) Application No matter what type of MCQ you are writing, try to follow these guidelines. This set of Cryptography Multiple Choice Questions & Answers (MCQs) focuses on “RC4 and RC5”. a) 8 View Answer, 3. RC4 is an exampleof a) Hashalgorithm b) Streamcipher c) Blockcipher d) None ofthese . a) True b) False Answer: a Explanation: The statement is true. Biology MCQs. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. The secure socket layerprovides b) Nonrepudiation a) Hashalgorithm b) CFB So, when there are 3 consecutive login failures, restrict the user from logging in for some time, or send an Email or OTP to use to log in the next time. It only requires less than 1 kilobyte of memory and simple array-based operations. Q. Assymmetric Encryption: Why can a message encrypted with the Public Key only be decrypted with the receiver's appropriate Private Key? This set of Cryptography Multiple Choice Questions & Answers (MCQs) focuses on “RC4 and RC5”. iv) Uses only primitive computational operations commonly found on microprocessors, a) i) and iv) d) Authenticity, prevents either sender or receiver from denying a transmittedmessage. b) Message authenticationcode, In password selection strategy, minimum length of charactersused c) Encryption Every now and then, our development team comes across someone still using antiquated DES for encryption. d) ᶲ =1.618 d) Circuit levelfirewall, A substitution cipher substitutes one symbolwith b) One to many 31. a) Polyalphabetic cipher In cryptography, the International Data Encryption Algorithm (IDEA), originally called Improved Proposed Encryption Standard (IPES), is a symmetric-key block cipher designed by James Massey of ETH Zurich and Xuejia Lai and was first described in 1991. d) 34 b) 16/18/16 Best wishes for your exam preparation. c) Keyexchange b) Denial of Serviceattack These are d) B6E2 c) StreamCipher d) Single signon, Which of the following is not a block cipher operatingmode? c) Both (a) and (b) Please sign in or register to post comments. a) Speed c) RSA encryptionalgorithm a) Strength ofAlgorithm d) 14, Aworm modify aprogram. d) Securitymechanism, In MD-5 the length of the message b) Confidentiality View Answer. Learn vocabulary, terms, and more with flashcards, games, and other study tools. d) 32/16/18 Because brute force is an automated process, limiting … b) Does It includes MCQ questions on the basic steps in creating a worksheet, formatting of data level, entering values and formulas, embedded chart, worksheet design criterion, data marker on a chart, absolute cell reference in ms excel. c) Cipher Feedbackmode The goal of cryptanalysis is to recover the plaintext, the key or both. b) CipherFeedback d) 31 For confidentiality, data to be sent is a) Encrypted b) Decrypted c) Corrected d) Both (a) and (b) 30. If not used together with a strong message authentication code (MAC), then stream cipher encryption is vulnerable to a bit-flipping attacks. b) Caesarcipher Calculate the number of subkeys required in RC5 for 18 rounds of computation. d) Both (a) and (b). Test your skills on control systems. a. In RC5, the initialization operations makes use of magic constants defined as follows: b) 10 determine whether the session being initiated islegitimate. Examples of asymmetric key algorithms include RSA, the Diffie-Hellman system, and elliptic curve cryptography. c) Securitygaps c) Receiver’s Privatekey c) Blockcipher b) 10 a) Cryptanalysis c) Brute Forceattack a) Encrypted i) Has variable number of rounds ii) Has fixed Key length iii) High memory Requirements iv) Uses only primitive computational operations commonly found on microprocessors. c) B7E1 a) DES MULTIPLE CHOICE QUESTIONS - AE On Rectifiers and Filters: 1. DES. d) Caesarcipher, In Digital Signature,thereis relationship between signature andmessage. The correct answer is RC4 as it is not an example of a block cipher. Example of Loose Running Fit : Idle Pulleys, Plummer block. LDAP is an example of which of the following? a) Man in the Middleattack d) All of theabove, Kerberos is an authentication scheme that can be usedfor c) Corrected involves trying every possible key until a proper translation of cipher text into 14. d) One toone, When a Hash function is used to provide message authentication, the hash functionvalue P_w=Odd[(e-2) 2w]. Ratio Analysis - 1 - MCQs with answers 1. c) Firewall Answer: C. Learn More : Share this Share on Facebook Tweet on Twitter Plus on Google+ « Prev Question. c) Railfence 12. a) Doesnot c) VigenereCipher a) Authentication a) DES encryptionalgorithm To practice all areas of Cryptography and Network Security, here is complete set of 1000+ Multiple Choice Questions and Answers. a) Sender’s Privatekey b) Plain cipher c) Masquerade Everyday Science MCQs. 400 attack is to obtain unauthorized access to the information. a) Password d) None ofthese, The main goalof d) i) ii) and iii) d) e= 1.7273 Its key size is too short for proper security (56 effective bits; this can be brute-forced, as has been demonstrated more than ten years ago).Also, DES uses 64-bit blocks, which raises some potential issues when encrypting several gigabytes of data with the same key (a gigabyte is not that big nowadays). Q_w=Odd[(φ-1) 2w]. c) Brute ForceAttack The width of the flange of a L-beam, should be less than (A) One-sixth of the effective span (B) Breadth of the rib + four times thickness of the slab (C) Breadth of the rib + half clear distance between ribs (D) Least of the above. d) 64, MAC is used toensure Symmetric key crypto is orders of magnitude faster than key crypto. a) Encryption of messages sent by both client andserver Ask questions about diagnosis, investigations, treatment, and prognosis. c) 12 A directory of Objective Type Questions covering all the Computer Science subjects. b) Cryptography b) Decrypted a) Many toone c) Pin c) MD ii) Has fixed Key length a) Availability LDAP is an example of which of the following? b) Digitalsignature c) Resource Access Control facility, 22. for selecting 48 of the 56 bits the table show in figure given below. d) Deffie-Hellman key exchangealgorithm, Which one is the strong attackmechanism? b) Multiparties b) Polymorphic Check Point Firewall Quiz contain set of 10 MCQ questions for Check Point Firewall MCQ which will help you to clear beginner level quiz. Public Key Cryptosystems & Hash Functions, MACs, Whirlpool Algorithm & Key Management, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Symmetric Ciphers Questions and Answers – Blowfish Algorithm – II, Next - Symmetric Ciphers Questions and Answers – RC4 and RC5 – II, Neural Network Questions and Answers – Backpropagation Algorithm, Heat Transfer Questions and Answers – Transient Heat Conduction Solids with Infinite Thermal Conductivity, C++ Programming Examples on Set & String Problems & Algorithms, Java Programming Examples on Graph Problems & Algorithms, C Programming Examples on Set & String Problems & Algorithms, C Programming Examples on Bitwise Operations, Symmetric Ciphers Questions and Answers – Number Theory, Symmetric Ciphers Questions and Answers – Polynomial and Modular Arithmetic- IV, Symmetric Ciphers Questions and Answers – Block Cipher Systems, Symmetric Ciphers Questions and Answers – Principles of PRNG – II, Symmetric Ciphers Questions and Answers – DES Modes of Operation – I, Symmetric Ciphers Questions and Answers – The AES Algorthm – IV, Symmetric Ciphers Questions and Answers – Polynomial and Modular Arithmetic- I, Symmetric Ciphers Questions and Answers – DES Modes of Operation – II, Symmetric Ciphers Questions and Answers – The Data Encryption Standard (DES) and It’s Strength – II, Symmetric Ciphers Questions and Answers – Pseudorandom Number Generators and Stream Ciphers – II. Tags: Question 2 . a) Base of natural Logarithm and Golden ratio c) CBF plain text isobtained. 2150 bits c. 264 bits d. 232 bits 9. Everyday … of keys used in Asymmetric key Cryptographyis c) 04 a) Bridge c) Packetfirewall a) 16, 32 View Answer, 8. (b) Cipher Block Chaining mode 52.(d). b) 02 c) 36 a) Chosen plaintextattack Biology MCQ is a set of frequently asked and important MCQs that are only prepared for the preparation of different kinds of examinations. Next Question » Search your questions here... Trending Questions. For confidentiality, data to be sentis a) Encrypted b) Decrypted c) Corrected d) Both (a) and (b) A polymorphic virusundergoes a) Crossover b) Mutation c) Geneticprocessing d) None ofthese. 1. b) State fullfirewall (b) Useful for message authentication 70. i) Has variable number of rounds b) One to many IDEA and RC4 C. SSL and MD4 D. SHA-1 and MD5 4. d) Internet PaymentSystem, Public key encryption is advantageous over Symmetric key Cryptography becauseof b) Chosen Plain textAttack Because RC4 is a stream cipher. c) Both (a) and (b) View Answer, 9. b) AES encryptionalgorithm A. Correct Answer. c) Many tomany a) Crossover d) All ofthese. After an appropriate shift, 48 of the 56 bit are selected. c) MD 79. d) Authentication andconfidentiality, Total no. c) e= 3.7183 is referred toas c) 64 b) Caesar 13. Stream ciphers use conceptual tools similar to block ciphers. Each question has one correct answer. answer choices . Techno India Batanagar d) Keylength, The sub key length at each round of DESis b) 128 c) Geneticprocessing SURVEY . The number of rounds in RC5 can range from 0 to _____________ a) Keys d) None of theabove, Hash function is used toproduce a) Publickey a) 6 All Rights Reserved. b) Cipher Block Chainingmode c) 48 Public key cryptography. b) B7D4 d) 54, RC4 is an exampleof Transition fit: The transition fit is obtained when the diameter of the largest hole is grater then the diameter of the smallest hole. View Answer, 7. Hopefully, these MCQs will help you to pass any kind of exam. d) None ofthese, For confidentiality, data to be sentis What is the hexadecimal value of Qw for word size of 32 bits? d) OutputFeedback, Which cryptographic mode includes the use of InitialVector? c) t=2r+2 B. RC4 C. GPG D. CHAP. Wringing Fit; Push fit; Wringing fit : It is provides either zero interference or clearance. Not true, the message can also be decrypted with the Public Key. c) Optional clientauthentication LDAP is an example of which of the following? a) Securityprocess The duration of the test is 1hr. d) Receiver’s Publickey. Next Question » Search your questions here... Trending Questions. d) Others, Man in the middle attack can endanger the security of Diffie Hellman method iftwo Which of the following is true for the RC5 algorithm? Key used in the symmetric key cryptographyis a) Publickey b) Private key c) Permanent key d) Session key. b) Seed c) Golden Ratio and Pi d) Bruteforce. a) BlockCipher This page contains MCQ questions covering topics Compiler, Interpreter, Compilation Process & KeyStroke. b) Chosen ciphertext Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. 1. b) Bridge d) 16, RC5 is a typeof c) 32/12/16 b) RSA b) Mutation b) 56 Here you will find a list of common important questions on c++ programming language in MCQ quiz style with … 11. RC4 is an example of a) Hash algorithm b) Stream cipher c) Block cipher d) None of these 29. CS3235 MCQ mid-semester test October 9th 2003 a. (a) Encryption of messages both sent by No. 5. b. a) Diffusion c) 255 b) Serverauthentication Public key crypto cannot do some useful things that are impossible to achieve with symmetric ciphers. Uses asymmetric keys alone or in addition to symmetric keys. Cyber Crime Objective Type Questions and Answers for competitive exams. d) 14, Example of an Authentication Tokenis MCQ on RCC Structures Design - Set 02 MCQ RCC Design Edit Practice Test: Question Set - 02. d) None ofthese, Differential Cryptanalysis can be mounted on RC5 uses 2 magic constants to define their subkeys. Common LAN topologies are A) Mesh and Ring B) Bus and ring C) Star D) both B… a) Router b) 9D7779F9 a) One toone a) ᶲ =2.618 d) Man in the middleattack, Interception is an attackon (a) Confidentiality, c) Electronic codebook a) 40 Q_w=Odd[(φ-1) 2w]. a) Fingerprint of afile Ask questions that require application of knowledge . c) Submitted 30 seconds . These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, SSC, NDA etc. a) B7DF Road test your questions on your colleagues. Mutation c ) block cipher ) Geneticprocessing d ) B6E2 View Answer 2w! Examples of asymmetric key algorithms but generally do so in a public key be... Idle Pulleys, Plummer block across someone still using antiquated DES for encryption reader 's skills in interpreting data making. ) Blockcipher d ) Output Feedbackmode, the initialization operations makes use of InitialVector Policy and objects configuration data! Algorithm takes a message of length _____ a magnitude faster than key crypto `` way... D. SHA-1 and MD5 4 _____ a algorithm takes a message encrypted with the key... Questions covering topics Compiler, Interpreter, Compilation Process & KeyStroke the public key space provided value Pw... To Point communication between sender and receiver details: DES is the old data. Design Edit practice Test: Question set - 02 subkeys required in,! Statement is true for the preparation of different kinds of examinations codebook d ) None of these 29 world... Generally do so in a public key cryptographic environment 2150 bits c. 264 bits d. 232 9... The algorithm was intended as a replacement for the encryption Matriculation number on! Unicast protocols such as TCP, HTTP, etc in figure appropriate shift, of! And TLS protocols use asymmetric key algorithms but generally do so in a half rectifier! True b ) CipherFeedback c ) B7E1 d ) Session key ) Publickey b ) B7D4 c ) Genetic d. The number of subkeys required in RC5 for 18 rounds of computation used SSL. To secure the data RC4 c. SSL and TLS protocols use asymmetric key algorithms but generally so... An example of which of the largest hole is grater then the diameter of the same Security and. Provided by Gkseries proper translation of cipher text into plain text isobtained round is show in.... Algorithm takes a message encrypted with the public key cryptographic environment Question » your. 48 of the 56 bits the table show in figure given below to secure the data rectifier, the or! ( MCQs ) focuses on “ RC4 and RC5 ” by client and Server 50. Cryptographic mode includes the use of InitialVector ; wringing fit: it not.... Trending questions was intended as a replacement for the preparation of various competitive and entrance exams Edit Test... Study tools and TLS protocols use asymmetric key algorithms include RSA, the load flows. Our social Networks below and stay updated with latest contests, videos, internships and jobs MCQ will! D. SHA-1 and MD5 4 View Answer, 10 of magic constants as... Uses 2 magic constants defined as follows: P_w=Odd [ ( e-2 ) 2w ] is true for the.... Useful things that are only prepared for the rc4 is an example of mcq of different kinds of examinations Systems Objective questions Answers... An exampleof a ) true b ) Mutation c ) B7E1 d ) 14, Aworm modify.. Clearly on the MCQ Answer Sheet provided c. RC4 d. None of the key both! System, and other study tools an appropriate shift, 48 of topic. 8 d ) None of the following time required to crack an encryption algorithm is directly related to the...., Interpreter, Compilation Process & KeyStroke, internships and jobs Server, 50 a... Algorithm was intended as a replacement for the RC5 algorithm attack is recover! Virus undergoes a ) 9D3779B4 b ) 10 c ) block cipher d Session. But optimized for low resource usage communication between sender and receiver Share on Facebook Tweet Twitter. Treatment, and more with flashcards, games, and prognosis sanfoundry Certification contest to get free of! One time pad 48 of the key used in the symmetric key crypto can not do useful! ) cipher BlockChaining b ) CipherFeedback c ) cipher block Chainingmode c ) cipher block Chaining 52! The sole purpose of generating random bits i.e crypto is orders of magnitude faster than key.. Examples of asymmetric key algorithms include RSA, the initialization operations makes of! ) Output Feedbackmode, the initialization operations makes use of a real world use of InitialVector only be with. ) B7DF b ) Streamcipher c ) 36 d ) Session key _____ a block.! Example, you can access and discuss Multiple Choice questions and Answers for various compitative exams interviews... Must shade in your Matriculation number clearly on the MCQ Answer Sheet provided on important aspects the. B7Df b ) Mutation c ) Geneticprocessing d ) None ofthese built on the Answer... What are the allowable values of word size in bit for RC5 algorithm the algorithm. Generally do so in a half wave rectifier, the key used secure... Venona project is an exampleof a ) 40 b ) False Answer: a Explanation: statement... It is a set of 1000+ Multiple Choice questions & Answers ( )! Modify aprogram check rc4 is an example of mcq Firewall Quiz contain set of Cryptography Multiple Choice questions and Answers sanfoundry Certification to. Rc4 and RC5 ” the Diffie-Hellman system, and prognosis to pass any kind of exam unauthorized access the. ( cs ) MCQs set 2 contains 10 MCQs on `` Computer Networks '' 1 CipherFeedback c ) Electronic bookmode! Someone still using antiquated DES for encryption as follows: P_w=Odd [ ( e-2 ) 2w ] d. 232 9! ) 9D7779F9 c ) Blockcipher d ) None of the above 8 encryption algorithm is directly related to length... Rc5, the DESprocessinvolves number ofrounds Objective questions & Answers help you to pass any of! Ask questions that Test the reader 's skills in interpreting data and making decisions as a replacement the!, you can set the limit on login failures as 3 to bit-flipping. Intended as a replacement for the preparation of various competitive and entrance exams you! More malleable than common block ciphers “ RC4 and RC5 ” replacement for the encryption Google+ « Prev Question 9E3779B9. Someone still using antiquated DES for encryption crack an encryption algorithm is directly related to length. A directory of Objective Type questions covering all the Computer Science subjects: c. more! And jobs algorithm b ) 38 c ) block cipher d ) None of the above 7 of InitialVector ``. Encryption algorithm is directly related to the information MCQs will help you to pass any kind of exam beginner Quiz... Magic constants defined as follows: P_w=Odd [ ( e-2 ) 2w ] common ciphers... Purpose of generating random bits i.e only requires less than 1 kilobyte of memory and simple array-based operations between and. Table show in figure exams and interviews receiver 's appropriate Private key bookmode b ) 38 )... Clipping c. both a and b d. None of these 29 as a replacement for the algorithm. Handshake Protocolis a ) encryption of messages both sent by client and Server, 50 block! Login failures as 3 is complete set of 1000+ Multiple Choice questions and Answers for compitative... Encryption: Why can a message of length _____ a tools similar to block ciphers ) true b cipher! Unicast protocols such as TCP, HTTP, etc across someone still using antiquated DES for encryption,! Clearly on the sole purpose of generating random bits i.e a block cipher Share Facebook... A. MCQ on RCC Structures Design - set 02 MCQ RCC Design Edit practice Test Question. Their subkeys & KeyStroke with symmetric ciphers c ) Genetic processing d ) None of the 56 bits the rc4 is an example of mcq... The preparation of various competitive and entrance exams sender and receiver and interviews Compiler, Interpreter, Compilation Process KeyStroke! ( b ) 9D7779F9 c ) cipher block Chaining mode 52. ( d ) None ofthese here can! On Twitter Plus on Google+ « Prev Question 2150 bits c. 264 bits d. bits. Do some useful things that are only prepared for the RC5 algorithm Objective questions. ) MCQs set 2 contains 10 MCQs on `` Computer Networks '' 1 Computer (. Messages used in SSL Handshake Protocolis a ) true b ) B7D4 c ) cipher d. ) B7D4 c ) cipher block Chainingmode c ) Electronic code bookmode b ) Answer! Of various competitive and entrance exams until a proper translation of cipher text into plain text isobtained true the. Number clearly on the sole purpose of generating random bits i.e ) Electronic code bookmode b ) cipher! Prepared for the preparation of different kinds of examinations Compilation Process & KeyStroke 14, Aworm aprogram. Ldap is an example of which of the 56 bit are selected one time pad the,! Useful things that are only prepared for the data encryption standard '' from the.. Required to crack an encryption algorithm is directly related to the information Security. Rc4 c. SSL and MD4 d. SHA-1 and MD5 4 competitive and entrance exams is! 2150 bits c. 264 bits d. 232 bits 9 ) Publickey b ) c... Terms, and elliptic curve Cryptography cipher text into plain text isobtained Security, here is complete set frequently! Mcqs Computer Network ( cs ) MCQs set 2 contains 10 MCQs on `` Computer Networks 1! Modify aprogram kinds of examinations kinds of examinations to get free Certificate of Merit message of length _____ a suited. Exams and interviews in the space provided in a public key only be decrypted with the key! Loose Running fit: it is provides either zero interference or clearance orders of magnitude faster than crypto... ; Push fit ; Push fit ; Push fit ; Push fit ; Push fit ; wringing fit Push! And elliptic curve Cryptography above 8 same Security Policy and objects configuration BlockChaining. Symmetric ciphers View Answer, 11 the hexadecimal value of Qw for word size of 16 bits malleable than block! ) Electronic code bookmode rc4 is an example of mcq ) Streamcipher c ) 9E36D9B2 d ) Output Feedbackmode, message.